From: Sibi Sankar <sibis@codeaurora.org>
To: viresh.kumar@linaro.org, sboyd@kernel.org,
georgi.djakov@linaro.org, saravanak@google.com, mka@chromium.org
Cc: nm@ti.com, bjorn.andersson@linaro.org, agross@kernel.org,
rjw@rjwysocki.net, linux-arm-msm@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
dianders@chromium.org, vincent.guittot@linaro.org,
amit.kucheria@linaro.org, lukasz.luba@arm.com,
sudeep.holla@arm.com, smasetty@codeaurora.org,
Sibi Sankar <sibis@codeaurora.org>
Subject: [PATCH v6 5/5] cpufreq: qcom: Disable fast switch when scaling DDR/L3
Date: Sat, 6 Jun 2020 03:03:32 +0530 [thread overview]
Message-ID: <20200605213332.609-6-sibis@codeaurora.org> (raw)
In-Reply-To: <20200605213332.609-1-sibis@codeaurora.org>
Disable fast switch when the opp-tables required for scaling DDR/L3
are populated.
Signed-off-by: Sibi Sankar <sibis@codeaurora.org>
---
v6:
* No change
v5:
* Drop dev_pm_opp_get_path_count [Saravana]
drivers/cpufreq/qcom-cpufreq-hw.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c
index 8fa6ab6e0e4b6..56f01049fd3a3 100644
--- a/drivers/cpufreq/qcom-cpufreq-hw.c
+++ b/drivers/cpufreq/qcom-cpufreq-hw.c
@@ -158,6 +158,8 @@ static int qcom_cpufreq_hw_read_lut(struct device *cpu_dev,
} else if (ret != -ENODEV) {
dev_err(cpu_dev, "Invalid opp table in device tree\n");
return ret;
+ } else {
+ policy->fast_switch_possible = true;
}
for (i = 0; i < LUT_MAX_ENTRIES; i++) {
@@ -307,8 +309,6 @@ static int qcom_cpufreq_hw_cpu_init(struct cpufreq_policy *policy)
dev_pm_opp_of_register_em(policy->cpus);
- policy->fast_switch_possible = true;
-
return 0;
error:
devm_iounmap(dev, base);
--
The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum,
a Linux Foundation Collaborative Project
next prev parent reply other threads:[~2020-06-05 21:34 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-06-05 21:33 [PATCH v6 0/5] DDR/L3 Scaling support on SDM845 and SC7180 SoCs Sibi Sankar
2020-06-05 21:33 ` [PATCH v6 1/5] cpufreq: blacklist SDM845 in cpufreq-dt-platdev Sibi Sankar
2020-06-05 21:33 ` [PATCH v6 2/5] cpufreq: blacklist SC7180 " Sibi Sankar
2020-06-05 21:33 ` [PATCH v6 3/5] OPP: Add and export helper to set bandwidth Sibi Sankar
2020-06-15 16:58 ` Matthias Kaehlcke
2020-06-05 21:33 ` [PATCH v6 4/5] cpufreq: qcom: Update the bandwidth levels on frequency change Sibi Sankar
2020-06-15 17:25 ` Matthias Kaehlcke
2020-06-16 21:05 ` Sibi Sankar
2020-06-16 22:11 ` Matthias Kaehlcke
2020-06-17 4:52 ` Viresh Kumar
2020-06-17 16:43 ` Sibi Sankar
2020-06-18 17:05 ` Matthias Kaehlcke
2020-06-05 21:33 ` Sibi Sankar [this message]
2020-06-15 17:32 ` [PATCH v6 5/5] cpufreq: qcom: Disable fast switch when scaling DDR/L3 Matthias Kaehlcke
2020-06-08 10:27 ` [PATCH v6 0/5] DDR/L3 Scaling support on SDM845 and SC7180 SoCs Viresh Kumar
2020-06-22 8:16 Sibi Sankar
2020-06-22 8:16 ` [PATCH v6 5/5] cpufreq: qcom: Disable fast switch when scaling DDR/L3 Sibi Sankar
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20200605213332.609-6-sibis@codeaurora.org \
--to=sibis@codeaurora.org \
--cc=agross@kernel.org \
--cc=amit.kucheria@linaro.org \
--cc=bjorn.andersson@linaro.org \
--cc=dianders@chromium.org \
--cc=georgi.djakov@linaro.org \
--cc=linux-arm-msm@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-pm@vger.kernel.org \
--cc=lukasz.luba@arm.com \
--cc=mka@chromium.org \
--cc=nm@ti.com \
--cc=rjw@rjwysocki.net \
--cc=saravanak@google.com \
--cc=sboyd@kernel.org \
--cc=smasetty@codeaurora.org \
--cc=sudeep.holla@arm.com \
--cc=vincent.guittot@linaro.org \
--cc=viresh.kumar@linaro.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).